EP1738504A4 - Optical system comprising an fm source and a spectral reshaping element - Google Patents

Optical system comprising an fm source and a spectral reshaping element Download PDF

Info

Publication number
EP1738504A4
EP1738504A4 EP05724041.8A EP05724041A EP1738504A4 EP 1738504 A4 EP1738504 A4 EP 1738504A4 EP 05724041 A EP05724041 A EP 05724041A EP 1738504 A4 EP1738504 A4 EP 1738504A4
Authority
EP
European Patent Office
Prior art keywords
source
optical system
reshaping element
spectral reshaping
spectral
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP05724041.8A
Other languages
German (de)
French (fr)
Other versions
EP1738504A2 (en
Inventor
Daniel Mahgerefteh
Yasuhiro Matsui
Xueyan Zheng
Bart Johnson
Duncan Walker
Parviz Tayebati
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Finisar Corp
Original Assignee
Finisar Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Finisar Corp filed Critical Finisar Corp
Publication of EP1738504A2 publication Critical patent/EP1738504A2/en
Publication of EP1738504A4 publication Critical patent/EP1738504A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2513—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
    • H04B10/25137—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion using pulse shaping at the transmitter, e.g. pre-chirping or dispersion supported transmission [DST]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/504—Laser transmitters using direct modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/5161—Combination of different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/516—Optical conversion of optical modulation formats, e.g., from optical ASK to optical PSK

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
EP05724041.8A 2004-02-27 2005-02-28 Optical system comprising an fm source and a spectral reshaping element Withdrawn EP1738504A4 (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US54823004P 2004-02-27 2004-02-27
US55424304P 2004-03-18 2004-03-18
US56606004P 2004-04-28 2004-04-28
US56773704P 2004-05-03 2004-05-03
US56976804P 2004-05-10 2004-05-10
US56976904P 2004-05-10 2004-05-10
US62175504P 2004-10-25 2004-10-25
US62974104P 2004-11-19 2004-11-19
PCT/US2005/006412 WO2005084268A2 (en) 2004-02-27 2005-02-28 Fm source and spectral reshaping element

Publications (2)

Publication Number Publication Date
EP1738504A2 EP1738504A2 (en) 2007-01-03
EP1738504A4 true EP1738504A4 (en) 2017-04-19

Family

ID=34923591

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05724041.8A Withdrawn EP1738504A4 (en) 2004-02-27 2005-02-28 Optical system comprising an fm source and a spectral reshaping element

Country Status (5)

Country Link
EP (1) EP1738504A4 (en)
JP (1) JP4584304B2 (en)
CN (1) CN101073210B (en)
CA (1) CA2557150A1 (en)
WO (1) WO2005084268A2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE440413T1 (en) * 2006-03-03 2009-09-15 Nokia Siemens Networks Gmbh MODULATOR DEVICE FOR GENERATING AN OPTICAL TRANSMISSION SIGNAL MODULATED WITH A BINARY SIGNAL
CN101682166B (en) * 2007-06-25 2012-07-18 日本电信电话株式会社 Optical modulation signal generation device and optical modulation signal generation method
JP5182058B2 (en) * 2008-12-16 2013-04-10 富士通株式会社 WDM optical transmission method and WDM optical transmission system
US8340531B2 (en) * 2009-12-18 2012-12-25 General Instrument Corporation Method and apparatus for improved SBS suppression in optical fiber communication systems
CN102780529B (en) * 2012-07-13 2015-09-30 青岛海信宽带多媒体技术有限公司 EPON and optical line terminal optical module thereof
CN105634614B (en) 2014-10-30 2018-06-05 华为技术有限公司 Optical sender, wavelength alignment methods and passive optical network
JPWO2016157800A1 (en) * 2015-03-27 2017-11-30 日本電気株式会社 Optical receiver
CN106792281B (en) * 2015-11-20 2019-09-24 上海诺基亚贝尔股份有限公司 Optical line terminal and optical network unit
CN108321675B (en) * 2018-04-10 2019-12-17 青岛海信宽带多媒体技术有限公司 laser and optical module
EP3824519A1 (en) * 2018-09-17 2021-05-26 Huawei Technologies Co., Ltd. High power and high quality laser system and method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2237469A (en) * 1989-10-24 1991-05-01 Stc Plc Optical transmission process and system
US5371625A (en) * 1992-02-01 1994-12-06 Alcatel N.V. System for optically transmitting digital communications over an optical fiber with dispersion at the operating wavelength
US6104851A (en) * 1998-04-24 2000-08-15 Mahgerefteh; Daniel Transmission system comprising a semiconductor laser and a fiber grating discriminator
US6486986B1 (en) * 1998-10-14 2002-11-26 Matsushita Electric Industrial Co., Ltd. System for optically transmitting frequency-division-multiplexed signal and transmitter therefor
US20040008937A1 (en) * 2002-07-09 2004-01-15 Daniel Mahgerefteh Power source for a dispersion compensation fiber optic system
EP1569367A2 (en) * 2004-02-26 2005-08-31 Fujitsu Limited Optical device for optical communication
WO2005092041A2 (en) * 2004-03-18 2005-10-06 Azna Llc Method and apparatus for transmitting a signal using simultaneous fm and am modulation

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2107147B (en) 1981-09-03 1985-07-10 Standard Telephones Cables Ltd Optical requency modulation system
JPS62189832A (en) * 1986-02-17 1987-08-19 Nec Corp Optical transmitter
JP2776124B2 (en) * 1992-03-23 1998-07-16 日本電気株式会社 Direct detection light receiver
DE4234599A1 (en) * 1992-08-22 1994-02-24 Sel Alcatel Ag Optical transmitter
JP2966294B2 (en) * 1994-09-12 1999-10-25 ケイディディ株式会社 Optical transmission system
JP3242332B2 (en) * 1996-10-17 2001-12-25 住友大阪セメント株式会社 Optical demultiplexer
US6081361A (en) * 1997-10-17 2000-06-27 Lucent Technologies Inc. Sub-carrier multiplexing in broadband optical networks
US6331991B1 (en) * 1998-07-17 2001-12-18 The United States Of America As Represented By The National Security Agency Transmission system using a semiconductor laser and a fiber grating discriminator
JP4141028B2 (en) * 1998-11-25 2008-08-27 富士通株式会社 Code conversion circuit for optical duobinary transmission, and optical transmitter and optical receiver using the same
US6473214B1 (en) * 1999-04-01 2002-10-29 Nortel Networks Limited Methods of and apparatus for optical signal transmission
AU2001283086A1 (en) * 2000-08-04 2002-02-18 Joseph David Evankow Jr. Apparatus for polarization-independent optical polarization scrambler and a method for use therein
JP2002072108A (en) * 2000-08-31 2002-03-12 Oki Electric Ind Co Ltd Variable wavelength demultiplexer
EP1235403B1 (en) * 2001-02-22 2012-12-05 Panasonic Corporation Combined frequency and amplitude modulation
US7663762B2 (en) * 2002-07-09 2010-02-16 Finisar Corporation High-speed transmission system comprising a coupled multi-cavity optical discriminator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2237469A (en) * 1989-10-24 1991-05-01 Stc Plc Optical transmission process and system
US5371625A (en) * 1992-02-01 1994-12-06 Alcatel N.V. System for optically transmitting digital communications over an optical fiber with dispersion at the operating wavelength
US6104851A (en) * 1998-04-24 2000-08-15 Mahgerefteh; Daniel Transmission system comprising a semiconductor laser and a fiber grating discriminator
US6486986B1 (en) * 1998-10-14 2002-11-26 Matsushita Electric Industrial Co., Ltd. System for optically transmitting frequency-division-multiplexed signal and transmitter therefor
US20040008937A1 (en) * 2002-07-09 2004-01-15 Daniel Mahgerefteh Power source for a dispersion compensation fiber optic system
EP1569367A2 (en) * 2004-02-26 2005-08-31 Fujitsu Limited Optical device for optical communication
WO2005092041A2 (en) * 2004-03-18 2005-10-06 Azna Llc Method and apparatus for transmitting a signal using simultaneous fm and am modulation

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
KIKUCHI K ET AL: "In-Service Dispersion Monitoring in 32 x 10.7 Gbps WDM Transmission System Over Transatlantic Distance Using Optical Frequency-Modulation Method", JOURNAL OF LIGHTWAVE TECHNOLOGY, IEEE SERVICE CENTER, NEW YORK, NY, US, vol. 22, no. 1, 1 January 2004 (2004-01-01), pages 257 - 265, XP011107643, ISSN: 0733-8724, DOI: 10.1109/JLT.2003.822153 *
See also references of WO2005084268A2 *

Also Published As

Publication number Publication date
WO2005084268A3 (en) 2007-02-01
CN101073210B (en) 2013-04-17
CA2557150A1 (en) 2005-09-15
JP2007525909A (en) 2007-09-06
EP1738504A2 (en) 2007-01-03
WO2005084268A2 (en) 2005-09-15
JP4584304B2 (en) 2010-11-17
CN101073210A (en) 2007-11-14

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